This article contains affiliate links. We may earn a small commission on items purchased through this article, but that does not affect our editorial judgement. The scent stopped me in my tracks. One ...

NASA’s Perseverance rover will cache this pristine sample and others for return to Earth, which will “change everything for Mars science.” NASA’s Perseverance Mars rover has collected its first sample ...

Astronomers searching for signs of life beyond Earth have spotted something strange. An as-yet unexplained radio signal appears to be coming from the direction of the star closest to the sun—a small ...